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vichka [17]
3 years ago
10

If 5 men paint a wall in 3hours,

Mathematics
1 answer:
White raven [17]3 years ago
3 0

Answer:

20 men will paint the same wall in 3/4 hours.

Step-by-step explanation:

Given information is:

5 men paint a wall in 3 hours

Let x be the number of men

It is also mentioned that the rate will be same with x men. So we have to put both the rates/proportions equivalent to find the number of men.

So,

men * hours = men*hours\\5*3 = x*\frac{3}{4}\\15 = \frac{3}{4}x\\x = \frac{4}{3} * 15\\x = 20

Hence,

20 men will paint the same wall in 3/4 hours.

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The ration of child to teen to adult tickets sold at a water park on Saturday was 4:1:2. A total of 294 tickets were sold. How m
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Answer:  168 child tickets were sold.

Step-by-step explanation:

Given: The ratio of child to teen to adult tickets sold at a water park on Saturday was 4:1:2.

Let the number of child tickets = 4x , teen tickets = x , adult tickets = 2x

Total tickets = x+4x+2x = 7x =294

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<h2><em>Answers:</em></h2><h3><em>2</em><em>0</em><em>2</em><em>5</em><em>,</em><em>1</em><em>6</em><em>2</em><em>0</em><em>,</em><em>1</em><em>2</em><em>1</em><em>5</em></h3>

<em>Solution</em><em>,</em>

<em>Let </em><em>the </em><em>ratios </em><em>be </em><em>5</em><em>x</em><em>,</em><em>4</em><em>x</em><em> </em><em>and </em><em>3</em><em>x</em>

<em>Now,</em>

<em>5</em><em>x</em><em>+</em><em>4</em><em>x</em><em>+</em><em>3</em><em>x</em><em>=</em><em>4</em><em>8</em><em>6</em><em>0</em>

<em>or,</em><em>1</em><em>2</em><em>x</em><em>=</em><em>4</em><em>8</em><em>6</em><em>0</em>

<em>or,</em><em>X=</em><em>4</em><em>8</em><em>6</em><em>0</em><em>/</em><em>1</em><em>2</em>

<em>X=</em><em>4</em><em>0</em><em>5</em>

<em>Replacing</em><em> </em><em>value,</em>

<em>5</em><em>x</em><em>=</em><em>5</em><em>*</em><em>4</em><em>0</em><em>5</em><em>=</em><em>2</em><em>0</em><em>2</em><em>5</em>

<em>4</em><em>x</em><em>=</em><em>4</em><em>*</em><em>4</em><em>0</em><em>5</em><em>=</em><em>1</em><em>6</em><em>2</em><em>0</em>

<em>3</em><em>x</em><em>=</em><em>3</em><em>*</em><em>4</em><em>0</em><em>5</em><em>=</em><em>1</em><em>2</em><em>1</em><em>5</em>

<em>Hope </em><em>it</em><em> </em><em>helps</em>

<em>Good </em><em>luck</em><em> on</em><em> your</em><em> assignment</em>

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